:root{
  --bg:#F7F5F1; --tint:#EDEFEA; --ink:#14171B; --ink-2:#4A5058; --line:#D9DBD5;
  --night:#0E151C; --blue-ink:#1559B8; --blue-soft:#8CC0FF;
  --serif:Georgia,"Times New Roman",serif;
  --sans:system-ui,-apple-system,"Segoe UI","Helvetica Neue",Helvetica,Arial,sans-serif;
  --wrap:2400px; --pad:clamp(24px,6vw,160px);
  --sec:clamp(72px,9vw,128px);
  --text:clamp(1.0625rem,1.2vw,1.1875rem);
  --small:.875rem; --control:1rem;
  --heading:clamp(2rem,3.2vw,2.75rem);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:0}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
@media (min-width:961px) and (min-height:640px){html{scroll-snap-type:y proximity}.screen,.hero{scroll-snap-align:start}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 var(--text)/1.65 var(--sans);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:var(--blue-ink);text-underline-offset:.22em;text-decoration-thickness:1px}
a:hover{color:var(--ink)}
:focus-visible{outline:2px solid var(--blue-ink);outline-offset:3px;border-radius:2px}
h1,h2,h3,p,ol,ul,figure{margin:0}
ul,ol{list-style:none;padding:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:10px 16px;z-index:10;border-radius:4px}
.skip:focus{top:12px}

/* Header */
.site-header{position:absolute;top:0;left:0;right:0;z-index:5}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-top:46px}
.brand{display:block;flex:none}
.brand img{width:128px}
.nav ul{display:flex;gap:36px}
.nav a{color:#fff;text-decoration:none;font-size:var(--control);letter-spacing:.01em;display:inline-flex;align-items:center;min-height:44px;border-bottom:1px solid transparent}
.nav a:hover{border-bottom-color:#fff}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;color:#fff;font-size:var(--control);min-height:44px;min-width:44px;display:flex;align-items:center;justify-content:flex-end;gap:10px}
.menu summary::-webkit-details-marker{display:none}
.menu summary::after{content:"";width:18px;height:8px;border-top:1.5px solid #fff;border-bottom:1.5px solid #fff}
.menu[open] summary::after{height:0;border-bottom:0}
.menu ul{position:absolute;right:0;top:calc(100% + 8px);min-width:200px;background:var(--bg);border-radius:6px;padding:8px;box-shadow:0 12px 40px rgba(0,0,0,.22)}
.menu a{display:flex;align-items:center;min-height:48px;padding:0 16px;color:var(--ink);text-decoration:none;border-radius:4px}
.menu a:hover{background:var(--tint)}

/* Full-screen chapters */
.screen{min-height:100vh;min-height:100svh;display:flex;align-items:center}
.screen>.wrap{width:100%}


/* Hero */
.hero{position:relative;overflow:hidden;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;padding:180px 0 clamp(56px,9vh,112px);background:var(--night);color:#fff}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 45%}
.hero::before,.hero::after{content:"";position:absolute;left:0;right:0;pointer-events:none;z-index:1}
.hero::before{top:0;height:220px;background:linear-gradient(to bottom,rgba(8,14,22,.5),rgba(8,14,22,0))}
.hero::after{bottom:0;height:75%;background:linear-gradient(to top,rgba(8,14,22,.9) 0%,rgba(8,14,22,.6) 45%,rgba(8,14,22,0) 100%)}
.hero-text{position:relative;z-index:2;width:100%}
h1{font:400 clamp(2.5rem,4.8vw,4.25rem)/1.05 var(--serif);letter-spacing:-.02em;max-width:18ch;text-wrap:balance}
.lede{margin-top:24px;color:#E9EDF0;max-width:44ch;text-wrap:pretty}

/* Sections */
.section{padding:var(--sec) 0}
.tint{background:var(--tint)}
.label{display:flex;align-items:center;gap:14px;padding-bottom:18px;margin-bottom:clamp(36px,4.5vw,56px);border-bottom:1px solid var(--line);font-size:var(--small);font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.label span{color:var(--blue-ink);font-variant-numeric:tabular-nums}
.statement{font:400 clamp(2.25rem,4.6vw,4.25rem)/1.05 var(--serif);letter-spacing:-.022em;max-width:16ch;text-wrap:balance}
.stack{display:grid;gap:24px;justify-items:start}
.body-lg{max-width:46ch;text-wrap:pretty}

/* 01 About — statement + photo with focus caption */
.about-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(32px,6vw,96px);align-items:center}
.about-text{display:grid;gap:28px}
.about .statement{max-width:14ch}
.about-figure{position:relative;overflow:hidden;border-radius:2px;background:var(--night);aspect-ratio:5/4;max-height:68svh;width:100%}
.about-figure img{width:100%;height:100%;object-fit:cover;object-position:50% 40%}
.about-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,14,22,.86) 0%,rgba(8,14,22,.4) 38%,rgba(8,14,22,0) 62%);pointer-events:none}
.focus-panel{position:absolute;left:0;right:0;bottom:0;z-index:1;display:grid;gap:6px;padding:clamp(24px,3vw,40px);color:#fff}
.focus-label{font-size:var(--small);letter-spacing:.08em;text-transform:uppercase;color:#E9EDF0}
.focus-panel p{font:400 clamp(1.75rem,2.6vw,2.5rem)/1.15 var(--serif);letter-spacing:-.02em}
.focus-method{color:#E9EDF0}

/* 02 Research — numbered track */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:clamp(56px,7vw,104px);border-top:1px solid var(--ink-2)}
.steps li{position:relative;display:grid;gap:16px;align-content:start;padding:36px 40px 0 0}
.steps li+li{padding-left:40px;border-left:1px solid var(--line)}
.steps li::before{content:"";position:absolute;left:-5px;top:-5px;width:9px;height:9px;border-radius:50%;background:var(--blue-ink)}
.steps li:first-child::before{left:0}
.step-num{font:400 clamp(3rem,5.2vw,5rem)/.9 var(--serif);letter-spacing:-.03em;color:var(--blue-ink);font-variant-numeric:lining-nums}
.steps h3{font:400 clamp(1.375rem,1.8vw,1.625rem)/1.2 var(--serif);letter-spacing:-.01em;margin-top:8px}
.steps p{color:var(--ink-2);max-width:32ch;text-wrap:pretty}

/* 03 Mission */
.mission{position:relative;overflow:hidden;background:#2A3440;color:#fff;align-items:flex-end;padding:var(--sec) 0 clamp(56px,9vh,112px)}
.mission-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 45%}
.mission::after{content:"";position:absolute;left:0;right:0;bottom:0;height:70%;background:linear-gradient(to top,rgba(8,14,22,.85) 0%,rgba(8,14,22,.5) 45%,rgba(8,14,22,0) 100%);pointer-events:none}
.mission-inner{position:relative;z-index:2;width:100%}
.label-dark{color:#E9EDF0;border-bottom-color:rgba(255,255,255,.3);margin-bottom:32px}
.label-dark span{color:var(--blue-soft)}
.mission-statement{font:400 clamp(2.25rem,4.6vw,4.25rem)/1.05 var(--serif);letter-spacing:-.022em;max-width:16ch;text-wrap:balance}
.rule{height:2px;width:96px;margin-top:40px;background:var(--blue-soft)}

/* Contact (inside final screen) */
.final{flex-direction:column;align-items:stretch;justify-content:flex-end;padding-bottom:0}
.final::after{height:80%;background:linear-gradient(to top,rgba(8,14,22,.9) 0%,rgba(8,14,22,.65) 45%,rgba(8,14,22,.4) 70%,rgba(8,14,22,0) 100%)}
.final .label{color:#fff;border-bottom-color:rgba(255,255,255,.45);text-shadow:0 1px 12px rgba(8,14,22,.5)}
.final .label span{color:var(--blue-soft)}
.final .mission-statement{text-shadow:0 2px 24px rgba(8,14,22,.35)}
.final .mission-inner{margin-top:auto}
.mission-contact{display:flex;align-items:center;gap:16px;grid-column:2;grid-row:2 / span 2;align-self:center}
.contact-label{font-size:var(--small);font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:#E9EDF0}
.contact-icons{display:flex;gap:12px}
.contact-icons a{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid rgba(255,255,255,.4);border-radius:50%;color:#fff;transition:background .2s,color .2s,border-color .2s}
.contact-icons a svg{width:18px;height:18px}
.contact-icons a:hover,.contact-icons a:focus-visible{background:#fff;color:var(--night);border-color:#fff}
.final .site-footer{position:relative;z-index:2;margin-top:clamp(48px,8vh,88px);padding:0 0 32px}
.final .footer-inner{color:#C3CAD1;font-size:.8125rem;grid-template-columns:minmax(0,1fr) auto;gap:8px 64px;align-items:center}
.final .footer-inner::before{content:"";grid-column:1 / -1;height:1px;background:rgba(255,255,255,.2);margin-bottom:20px}
.final .notice{grid-column:1;grid-row:2;max-width:84ch}
.final .copy{grid-column:1;grid-row:3}
.final .notice strong{color:#fff}

/* Footer */
.site-footer{padding:32px 0 40px}
.footer-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px 48px;align-items:start;font-size:var(--small);line-height:1.65;color:var(--ink-2)}
.notice{max-width:78ch;text-wrap:pretty}
.notice strong{color:var(--ink);font-weight:500}
.copy{white-space:nowrap}

/* Tablet */
@media (max-width:960px){
  .about-grid{grid-template-columns:1fr;gap:28px;align-items:start}
  .statement{max-width:18ch}
  .about-figure{aspect-ratio:4/3;max-height:none}
  .steps{grid-template-columns:1fr;margin-top:48px;border-top:0}
  .steps li,.steps li+li{padding:0 0 40px 32px;border-left:1px solid var(--ink-2)}
  .steps li:last-child{padding-bottom:0;border-left-color:transparent}
  .steps li::before,.steps li:first-child::before{left:-5px;top:0}
  .step-num{font-size:2.75rem}
  .steps h3{margin-top:4px}
  .steps p{max-width:46ch}
  .footer-inner{grid-template-columns:1fr;gap:14px}
  .copy{white-space:normal}
}
/* Phone */
@media (max-width:760px){
  :root{--pad:24px;--sec:72px}
  .header-inner{padding-top:27px}
  .brand img{width:112px}
  .nav{display:none}
  .menu{display:block}
  .hero{padding:144px 0 max(48px,env(safe-area-inset-bottom))}
  .hero-img{object-position:42% 50%}
  h1{font-size:clamp(2rem,9.7vw,2.375rem);line-height:1.08}
  .lede{margin-top:18px}
  .label{margin-bottom:28px;padding-bottom:14px}
  .statement{font-size:2.25rem;line-height:1.1}
  .mission-statement{font-size:2.25rem;line-height:1.1}
  .focus-panel p{font-size:1.75rem}
  .steps h3{font-size:1.375rem}
  .steps li{gap:10px}
  .mission{padding:120px 0 56px}
  .final{padding:96px 0 0}
  .final::after{height:100%;background:linear-gradient(to top,rgba(8,14,22,.9) 0%,rgba(8,14,22,.6) 50%,rgba(8,14,22,.35) 100%)}
  .about-figure{aspect-ratio:auto;background:none;overflow:visible}
  .about-figure img{aspect-ratio:3/2;height:auto;border-radius:2px}
  .about-figure::after{display:none}
  .focus-panel{position:static;padding:16px 0 0;color:var(--ink);gap:4px}
  .focus-label{color:var(--ink-2)}
  .focus-panel p{font-size:1.5rem}
  .focus-method{color:var(--ink-2)}
  .mission-contact{grid-column:1;grid-row:auto;margin-bottom:8px}
  .final .footer-inner{grid-template-columns:1fr}
  .final .notice,.final .copy{grid-row:auto}
  .mission-img{object-position:62% 45%}
  .site-footer{padding:28px 0 calc(32px + env(safe-area-inset-bottom))}
}
/* 404 */
.notfound{min-height:100vh;min-height:100svh;display:flex;align-items:center}
.notfound .wrap{width:100%;display:grid;gap:28px}
.notfound .brand{margin-bottom:clamp(40px,8vh,96px)}
.notfound .label{margin-bottom:0}
.notfound .statement{max-width:none}
@media print{.site-header{position:static}.skip,.menu{display:none}html{scroll-snap-type:none}}
.brand:focus-visible,.nav a:focus-visible,.menu summary:focus-visible,.final a:focus-visible{outline-color:#fff}

/* Keep enlarged text within narrow phone viewports. */
h1,h2,h3,.body-lg,.notice{overflow-wrap:anywhere}

/* Shared chapter rhythm; placed after base rules so desktop values apply. */
@media (min-width:961px){
  .screen{min-height:100vh;min-height:100svh}
  .section.screen{align-items:stretch;padding:clamp(72px,10vh,112px) 0}
  .section.screen>.wrap{display:flex;flex-direction:column}
  .screen .label{margin-bottom:clamp(28px,4vh,48px)}
  .about-grid{flex:1}
  #research .stack{margin-top:auto}
  .steps{margin-top:clamp(32px,5vh,72px);margin-bottom:auto}
  .steps li{padding-top:28px}
  .final{padding-top:clamp(72px,10vh,112px)}
  .final .mission-inner{margin-top:0;flex:1;display:flex;flex-direction:column;align-items:flex-start}
  .final .label{width:100%}
  .final .mission-statement{margin-top:auto}
  .final .rule{margin-bottom:auto}
}
/* Preserve contrast when the final chapter label sits over the sky. */
.final::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(to bottom,rgba(8,14,22,.78),rgba(8,14,22,.35) 65%,transparent)}
@media(max-width:960px){
  .section.screen{min-height:auto;align-items:flex-start}
  .final{padding-top:var(--sec);justify-content:flex-start}
  .final .mission-inner{margin-top:0}
  .final .site-footer{margin-top:auto;padding-top:48px}
}